1H-1,2,4-Triazolium, 5-((4-(ethyl(phenylmethyl)amino)phenyl)azo)-1,4-dimethyl-, acetate 5-((4-(Ethyl(phenylmethyl)amino)phenyl)azo)-1,4-dimethyl-1H-1,2,4-triazolium acetate 69121-27-3